Compost developed from organic wastes as biological fertilizers

amendement du sol amenity planting aprovechamiento de desechos azote compost composts engrais organique enmiendas del suelo evaluation fragaria growing media horticultura horticulture lawn grasses liquid wastes maduramiento malus mulch mulches nitrogen noruega norway organic fertilizers organic wastes ornamental plants plant plantas de macetas plantas ornamentales plante en pot plante ornementale planting stock pot plants prunus ripening soil amendments substrat de culture substratos de cultivo use value valeur d'utilisation valor de uso waste utilization zonas verdes